c-treeDB API for C++ - Developers Guide

CTField::GetStatus

Retrieves the changed status of a field object.

Declaration

ULONG CTField::GetStatus() const;

Description

CTField::GetStatus() retrieves the changed status of a field object. The status of a field object is a bit map describing one or more changes that have occurred with the field object.

Return

CTField::GetStatus returns a bitmap of the following:

Value	Symbolic Constant	Explanation
0x00	CTDBFIELD_OLD	Original field as read from table
0x01	CTDBFIELD_NEW	Field added or inserted
0x02	CTDBFIELD_DEL	Original field deleted
0x04	CTDBFIELD_MOVED	Original field moved
0x10	CTDBFIELD_NAME	Field name changed
0x20	CTDBFIELD_TYPE	Field type changed
0x40	CTDBFIELD_LEN	Field length changed
0x80	CTDBFIELD_RESOURCE	Field resource changed

Example

// if field is new delete it

for (i = 0; i < (NINT) hTable.GetFieldCount(); i++)

{

CTField hField = hTable.GetField(i);

if (hField.GetStatus() & CTDBFIELD_NEW)

hTable.DelField(i);

}